401513326 has 4 divisors (see below), whose sum is σ = 602269992. Its totient is φ = 200756662.

The previous prime is 401513309. The next prime is 401513341. The reversal of 401513326 is 623315104.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×401513326² = 322425901911164552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401513326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100378330 + ... + 100378333.

It is an arithmetic number, because the mean of its divisors is an integer number (150567498).

Almost surely, 2^401513326 is an apocalyptic number.

401513326 is a deficient number, since it is larger than the sum of its proper divisors (200756666).

401513326 is a wasteful number, since it uses less digits than its factorization.

401513326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200756665.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 401513326 is about 20037.7974338499. The cubic root of 401513326 is about 737.7343204872.

The spelling of 401513326 in words is "four hundred one million, five hundred thirteen thousand, three hundred twenty-six".